IMO_SBR处理高浓度氨氮废水的实验研究_马永鹏
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2020-01-12 00:03:01
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Studyonhighlyconcentratedammonia-nitrogenwastewatertreatmentbyIMO-SBRMaYongpeng,HeZhengguang,LiuJianmin,DingYu(SchoolofWaterConservancyandEnvironment,ZhengzhouUniversity,Zhengzhou450001,China)IMO-SBR处理高浓度氨氮废水的实验研究马永鹏,何争光,刘键敏,丁玉(郑州大学水利与环境学院,河南郑州450001)[摘要]IMO-SBR工艺是结合了固定化微生物技术与SBR工艺的一种全新污水处理工艺。该工艺充分利用了固定化微生物和SBR的优点,既保留了固定化微生物,又较好地利用了成熟的SBR工艺。在实验反应器内装填由聚氨酯泡沫制成的生物膜载体,并以实际高浓度氨氮废水为研究对象,通过考察温度、进水m(C)∶m(N)、pH对IMO-SBR工艺脱氮效果的影响,确定最佳的运行条件为:温度在30℃、m(C)∶m(N)=3∶1、pH=8,该工艺条件下,氨氮去除率稳定在55%以上。[关键词]固定化微生物技术;序批式活性污泥法;氨氮废水[中图分类号]X703.1[文献标识码]B[文章编号]1005-829X(2010)07-0054-03Abstract:IMO-SBRwhichintegratesthemicrobeimmobilizedtechniquewithSBRisanewkindofwastewatertreatmenttechnology.ItmakesuseofalltheadvantagesofimmobilizedmicroorganismsandSBR,notonlyretainstheimmobilizedmicroorganisms,butalsomakesuseofthematureSBRtechnology.Thebio-filmcarrierswhichfillwiththereactoraremadefrompolyurethanefoam,andusestheactualhighlyconcentratedammonia-nitrogenwastewaterasaresearchtarget.Theeffectsofthethreefactors:temperat
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